From 5c1676dfe6d2f3c837a5e074117b45613fd29a72 Mon Sep 17 00:00:00 2001 From: Daniel Baumann Date: Sun, 7 Apr 2024 20:30:19 +0200 Subject: Adding upstream version 2.10.34. Signed-off-by: Daniel Baumann --- app/core/gimpasyncset.c | 348 ++++++++++++++++++++++++++++++++++++++++++++++++ 1 file changed, 348 insertions(+) create mode 100644 app/core/gimpasyncset.c (limited to 'app/core/gimpasyncset.c') diff --git a/app/core/gimpasyncset.c b/app/core/gimpasyncset.c new file mode 100644 index 0000000..f1b611e --- /dev/null +++ b/app/core/gimpasyncset.c @@ -0,0 +1,348 @@ +/* GIMP - The GNU Image Manipulation Program + * Copyright (C) 1995 Spencer Kimball and Peter Mattis + * + * gimpasyncset.c + * Copyright (C) 2018 Ell + * + * This program is free software: you can redistribute it and/or modify + * it under the terms of the GNU General Public License as published by + * the Free Software Foundation; either version 3 of the License, or + * (at your option) any later version. + * + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU General Public License for more details. + * + * You should have received a copy of the GNU General Public License + * along with this program. If not, see . + */ + +#include "config.h" + +#include +#include + +#include "core-types.h" + +#include "gimpasync.h" +#include "gimpasyncset.h" +#include "gimpcancelable.h" +#include "gimpwaitable.h" + + +enum +{ + PROP_0, + PROP_EMPTY +}; + + +struct _GimpAsyncSetPrivate +{ + GHashTable *asyncs; +}; + + +/* local function prototypes */ + +static void gimp_async_set_waitable_iface_init (GimpWaitableInterface *iface); + +static void gimp_async_set_cancelable_iface_init (GimpCancelableInterface *iface); + +static void gimp_async_set_dispose (GObject *object); +static void gimp_async_set_finalize (GObject *object); +static void gimp_async_set_set_property (GObject *object, + guint property_id, + const GValue *value, + GParamSpec *pspec); +static void gimp_async_set_get_property (GObject *object, + guint property_id, + GValue *value, + GParamSpec *pspec); + +static void gimp_async_set_wait (GimpWaitable *waitable); +static gboolean gimp_async_set_try_wait (GimpWaitable *waitable); +static gboolean gimp_async_set_wait_until (GimpWaitable *waitable, + gint64 end_time); + +static void gimp_async_set_cancel (GimpCancelable *cancelable); + +static void gimp_async_set_async_callback (GimpAsync *async, + GimpAsyncSet *async_set); + + +G_DEFINE_TYPE_WITH_CODE (GimpAsyncSet, gimp_async_set, G_TYPE_OBJECT, + G_ADD_PRIVATE (GimpAsyncSet) + G_IMPLEMENT_INTERFACE (GIMP_TYPE_WAITABLE, + gimp_async_set_waitable_iface_init) + G_IMPLEMENT_INTERFACE (GIMP_TYPE_CANCELABLE, + gimp_async_set_cancelable_iface_init)) + +#define parent_class gimp_async_set_parent_class + + +/* private functions */ + + +static void +gimp_async_set_class_init (GimpAsyncSetClass *klass) +{ + GObjectClass *object_class = G_OBJECT_CLASS (klass); + + object_class->dispose = gimp_async_set_dispose; + object_class->finalize = gimp_async_set_finalize; + object_class->set_property = gimp_async_set_set_property; + object_class->get_property = gimp_async_set_get_property; + + g_object_class_install_property (object_class, PROP_EMPTY, + g_param_spec_boolean ("empty", + NULL, NULL, + FALSE, + GIMP_PARAM_READABLE)); +} + +static void +gimp_async_set_waitable_iface_init (GimpWaitableInterface *iface) +{ + iface->wait = gimp_async_set_wait; + iface->try_wait = gimp_async_set_try_wait; + iface->wait_until = gimp_async_set_wait_until; +} + +static void +gimp_async_set_cancelable_iface_init (GimpCancelableInterface *iface) +{ + iface->cancel = gimp_async_set_cancel; +} + +static void +gimp_async_set_init (GimpAsyncSet *async_set) +{ + async_set->priv = gimp_async_set_get_instance_private (async_set); + + async_set->priv->asyncs = g_hash_table_new (NULL, NULL); +} + +static void +gimp_async_set_dispose (GObject *object) +{ + GimpAsyncSet *async_set = GIMP_ASYNC_SET (object); + + gimp_async_set_clear (async_set); + + G_OBJECT_CLASS (parent_class)->dispose (object); +} + +static void +gimp_async_set_finalize (GObject *object) +{ + GimpAsyncSet *async_set = GIMP_ASYNC_SET (object); + + g_hash_table_unref (async_set->priv->asyncs); + + G_OBJECT_CLASS (parent_class)->finalize (object); +} + +static void +gimp_async_set_set_property (GObject *object, + guint property_id, + const GValue *value, + GParamSpec *pspec) +{ + switch (property_id) + { + default: + G_OBJECT_WARN_INVALID_PROPERTY_ID (object, property_id, pspec); + break; + } +} + +static void +gimp_async_set_get_property (GObject *object, + guint property_id, + GValue *value, + GParamSpec *pspec) +{ + GimpAsyncSet *async_set = GIMP_ASYNC_SET (object); + + switch (property_id) + { + case PROP_EMPTY: + g_value_set_boolean (value, gimp_async_set_is_empty (async_set)); + break; + + default: + G_OBJECT_WARN_INVALID_PROPERTY_ID (object, property_id, pspec); + break; + } +} + +static void +gimp_async_set_wait (GimpWaitable *waitable) +{ + GimpAsyncSet *async_set = GIMP_ASYNC_SET (waitable); + + while (! gimp_async_set_is_empty (async_set)) + { + GimpAsync *async; + GHashTableIter iter; + + g_hash_table_iter_init (&iter, async_set->priv->asyncs); + + g_hash_table_iter_next (&iter, (gpointer *) &async, NULL); + + gimp_waitable_wait (GIMP_WAITABLE (async)); + } +} + +static gboolean +gimp_async_set_try_wait (GimpWaitable *waitable) +{ + GimpAsyncSet *async_set = GIMP_ASYNC_SET (waitable); + + while (! gimp_async_set_is_empty (async_set)) + { + GimpAsync *async; + GHashTableIter iter; + + g_hash_table_iter_init (&iter, async_set->priv->asyncs); + + g_hash_table_iter_next (&iter, (gpointer *) &async, NULL); + + if (! gimp_waitable_try_wait (GIMP_WAITABLE (async))) + return FALSE; + } + + return TRUE; +} + +static gboolean +gimp_async_set_wait_until (GimpWaitable *waitable, + gint64 end_time) +{ + GimpAsyncSet *async_set = GIMP_ASYNC_SET (waitable); + + while (! gimp_async_set_is_empty (async_set)) + { + GimpAsync *async; + GHashTableIter iter; + + g_hash_table_iter_init (&iter, async_set->priv->asyncs); + + g_hash_table_iter_next (&iter, (gpointer *) &async, NULL); + + if (! gimp_waitable_wait_until (GIMP_WAITABLE (async), end_time)) + return FALSE; + } + + return TRUE; +} + +static void +gimp_async_set_cancel (GimpCancelable *cancelable) +{ + GimpAsyncSet *async_set = GIMP_ASYNC_SET (cancelable); + GList *list; + + list = g_hash_table_get_keys (async_set->priv->asyncs); + + g_list_foreach (list, (GFunc) g_object_ref, NULL); + + g_list_foreach (list, (GFunc) gimp_cancelable_cancel, NULL); + + g_list_free_full (list, g_object_unref); +} + +static void +gimp_async_set_async_callback (GimpAsync *async, + GimpAsyncSet *async_set) +{ + g_hash_table_remove (async_set->priv->asyncs, async); + + if (gimp_async_set_is_empty (async_set)) + g_object_notify (G_OBJECT (async_set), "empty"); +} + + +/* public functions */ + + +GimpAsyncSet * +gimp_async_set_new (void) +{ + return g_object_new (GIMP_TYPE_ASYNC_SET, + NULL); +} + +void +gimp_async_set_add (GimpAsyncSet *async_set, + GimpAsync *async) +{ + g_return_if_fail (GIMP_IS_ASYNC_SET (async_set)); + g_return_if_fail (GIMP_IS_ASYNC (async)); + + if (g_hash_table_add (async_set->priv->asyncs, async)) + { + if (g_hash_table_size (async_set->priv->asyncs) == 1) + g_object_notify (G_OBJECT (async_set), "empty"); + + gimp_async_add_callback ( + async, + (GimpAsyncCallback) gimp_async_set_async_callback, + async_set); + } +} + +void +gimp_async_set_remove (GimpAsyncSet *async_set, + GimpAsync *async) +{ + g_return_if_fail (GIMP_IS_ASYNC_SET (async_set)); + g_return_if_fail (GIMP_IS_ASYNC (async)); + + if (g_hash_table_remove (async_set->priv->asyncs, async)) + { + gimp_async_remove_callback ( + async, + (GimpAsyncCallback) gimp_async_set_async_callback, + async_set); + + if (g_hash_table_size (async_set->priv->asyncs) == 0) + g_object_notify (G_OBJECT (async_set), "empty"); + } +} + +void +gimp_async_set_clear (GimpAsyncSet *async_set) +{ + GimpAsync *async; + GHashTableIter iter; + + g_return_if_fail (GIMP_IS_ASYNC_SET (async_set)); + + if (gimp_async_set_is_empty (async_set)) + return; + + g_hash_table_iter_init (&iter, async_set->priv->asyncs); + + while (g_hash_table_iter_next (&iter, (gpointer *) &async, NULL)) + { + gimp_async_remove_callback ( + async, + (GimpAsyncCallback) gimp_async_set_async_callback, + async_set); + } + + g_hash_table_remove_all (async_set->priv->asyncs); + + g_object_notify (G_OBJECT (async_set), "empty"); +} + +gboolean +gimp_async_set_is_empty (GimpAsyncSet *async_set) +{ + g_return_val_if_fail (GIMP_IS_ASYNC_SET (async_set), FALSE); + + return g_hash_table_size (async_set->priv->asyncs) == 0; +} -- cgit v1.2.3